John wants to move from point A to point B. To avoid the pond he must 36m south and 49m east. However he wants to go through the pond in order to save time. To the nearest meter calculate how many meters would be saved of John rows a boat across the pond?

Describe in detail how you would construct a 95% confidence interval for a set of 30 data points whose mean is 20 and population standard deviation is 3. be sure to show that you know the formula and how to plug into it. also, clearly state the margin of error.

12 point are triangles pqr and stu congruent? what is the congruency that proves they are congruent? what is the perimeter of triangle pqr?

What is a rational number between 9.5 and 9.7